NVIDIA GeForce GTX 660M Mac Edition vs ATI Radeon IGP 345M

Comparative analysis of NVIDIA GeForce GTX 660M Mac Edition and ATI Radeon IGP 345M videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), PassMark - G3D Mark, PassMark - G2D Mark.

NVIDIA GeForce GTX 660M Mac Edition

ATI Radeon IGP 345M

Differences

Reasons to consider the NVIDIA GeForce GTX 660M Mac Edition

Videocard is newer: launch date 10 year(s) 5 month(s) later
5.2x more core clock speed: 950 MHz vs 183 MHz
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 180 nm

Launch date	1 April 2013 vs 5 October 2002
Core clock speed	950 MHz vs 183 MHz
Manufacturing process technology	28 nm vs 180 nm

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 660M Mac Edition
GPU 2: ATI Radeon IGP 345M

Name	NVIDIA GeForce GTX 660M Mac Edition	ATI Radeon IGP 345M
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	11.245
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	301.554
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.785
CompuBench 1.5 Desktop - Video Composition (Frames/s)	16.08
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	16.56
GFXBench 4.0 - Car Chase Offscreen (Frames)	1848
GFXBench 4.0 - Manhattan (Frames)	2690
GFXBench 4.0 - T-Rex (Frames)	5125
GFXBench 4.0 - Car Chase Offscreen (Fps)	31.3
GFXBench 4.0 - Manhattan (Fps)	43.4
GFXBench 4.0 - T-Rex (Fps)	91.5
PassMark - G3D Mark		3
PassMark - G2D Mark		82

Compare specifications (specs)

	NVIDIA GeForce GTX 660M Mac Edition	ATI Radeon IGP 345M
Essentials
Architecture	Kepler	Rage 6
Code name	GK107	RS200
Launch date	1 April 2013	5 October 2002
Place in performance rating	1498	1497
Type	Desktop	Desktop
Technical info
Core clock speed	950 MHz	183 MHz
Floating-point performance	729.6 gflops
Manufacturing process technology	28 nm	180 nm
Pipelines	384
Texture fill rate	30.4 GTexel / s
Thermal Design Power (TDP)	50 Watt
Transistor count	1,270 million	30 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	MXM-B (3.0)	AGP 4x
Supplementary power connectors	None	None
API support
DirectX	12.0 (11_0)	7.0
OpenGL	4.6	1.4
Memory
Maximum RAM amount	512 MB
Memory bandwidth	80 GB / s
Memory bus width	128 Bit
Memory clock speed	5000 MHz
Memory type	GDDR5